Fig. 3: Large-scale preparation and characterization of citrate-coordinated Cu catalyst.
From: A chelate to break diffusion limits on Helmholtz plane for CO2 electroreduction to ethanol
a The digital photograph of 5 L reactor for scale-up preparing of citrate-coordinated Cu chelate. b The digital photograph of a single batch of citrate-coordinated Cu chelate with a mass of 320 g. c FT-IR spectrum of enlarged-batch citrate-coordinated Cu chelate. d SEM image of citrate-coordinated Cu chelate. e SEM, f TEM, g HR-TEM images of electrochemically reconstructed CA Cu. h In-situ XRD patterns of citrate-coordinated Cu chelate in CO2-saturated 1 M KOH electrolyte. i CV curve collected in Ar-saturated 1 M KOH for CA Cu. a.u. arbitrary units.
